diff options
| author | Antony Riakiotakis <kalast@gmail.com> | 2015-02-26 00:05:03 +0300 |
|---|---|---|
| committer | Antony Riakiotakis <kalast@gmail.com> | 2015-02-26 00:05:03 +0300 |
| commit | 442664e02ca1be5c46a5b5771599f58b0a55b1e6 (patch) | |
| tree | daca6eb0ac6c0ab72b9b68cbf1b971c726558773 /source/blender/gpu | |
| parent | 6a65bc91e2d01a5d2981333201873103a578354c (diff) | |
SSAO: sampling coordinates go out of screen, reject the sample
Previous behaviour would get occlusion at borders which could create
over occlusion at edges of the screen.
Diffstat (limited to 'source/blender/gpu')
| -rw-r--r-- | source/blender/gpu/shaders/gpu_shader_fx_ssao_frag.glsl | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/gpu_shader_fx_ssao_frag.glsl b/source/blender/gpu/shaders/gpu_shader_fx_ssao_frag.glsl index 86e10af8c0d..5e2512b6a46 100644 --- a/source/blender/gpu/shaders/gpu_shader_fx_ssao_frag.glsl +++ b/source/blender/gpu/shaders/gpu_shader_fx_ssao_frag.glsl @@ -56,6 +56,9 @@ float calculate_ssao_factor(float depth) vec2 uvcoords = uvcoordsvar.xy + dir_jittered * offset; + if (uvcoords.x > 1.0 || uvcoords.x < 0.0 || uvcoords.y > 1.0 || uvcoords.y < 0.0) + continue; + float depth_new = texture2D(depthbuffer, uvcoords).r; if (depth_new != 1.0) { vec3 pos_new = get_view_space_from_depth(uvcoords, viewvecs[0].xyz, viewvecs[1].xyz, depth_new); |